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Power transformer is a kind of power equipment which can_________
发布时间:
2024-06-30 15:56:39
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相关试题
1.
What is correct about the power supply specification is: 选项: A:A. A regulated power supply (such as UPS) shall be used to filter the fluctuation of the power grid and provide stable voltage and current for the equipment. B:B. AC power socket for equipment power supply shall be single-phase three-wire power socket with protective earth wire (PE), and the protective earth wire (PE) shall be reliably grounded. C:C. Ensure that the independent equipment is connected to the independent power distribution protection device, one power module is connected to one power line, and the power lines of the dual redundant equipment are cross-connected to ensure the redundancy of the power supply. D:D. As the UPS is not in place, the equipment can be powered up by the mains supply first, and then shut down after the commissioning is completed, and disconnect the mains supply.
2.
Before choosing the power and the type of equipment for an electric power station, ( ) and electric power demand should be determined for a given district as well as the type of fuel and the block diagram of power supply system. A: kinetic energy B: heat C: enthalpy D: light
3.
Which of the following qualities are considered important by Russian people? 选项: A、Be kind B、Be patient C、Be modest D、Have strong will power
4.
Which of the following types of power is most likely to generate followers’ resistance?_____选项: A:legitimate power B:reward power C:coercive power D:personal power
5.
electrica power is delivered to the end customers through three major sectors, which are 选项: A:power generation; B:power transmission; C:power distribution; D:power quality control
6.
Which of the following best describes the relationship between law and power?A.Law is the 选项:A:Which of the following best describes the relationship between law and power? B:A.Law is the protector of power. C:B.Law is the source of power. D:C.Law sets buns to power. E:D.Law is a product of power.
7.
Power distance means the degree to which power differences are expected and accepted by society. Which of the followings are high power distance country?选项: A:America B:UK C:China D:Japan
8.
In Chinese higher education systems, electrical engineering mainly focuses on 选项: A:power systems; B: electrical machines and drives; C: power equipment and apparatus ; D:solid state electronics; E:communication protocol
9.
Photovoltaic power generation equipment is mainly composed of , controllers and inverters. (solar cells / solar panels)
10.
Photovoltaic power generation equipment is mainly composed of , controllers and inverters. (solar cells / solar panels)
11.
The four-stroke cycle operates in which order . 选项: A、intake, compression, power, exhaust B、compression , power, intake, exhaust C、intake, exhaust, power, compression D、intake, power, exhaust, compression
12.
Which of the following statements is correct about power distance? 选项: A、Germany is a country with high power distance. B、 Education and career are two of the clues of power. C、Age cannot be a clue of power distance. D、The hierarchy of power is clear between parents and children in cultures with low power distance.
13.
Which of the following statements is correct about power distance? 选项: A、Germany is a country with high power distance. B、 Education and career are two of the clues of power. C、Age cannot be a clue of power distance. D、The hierarchy of power is clear between parents and children in cultures with low power distance.
14.
Power distance is a conceptual was developed by Hofstede to describe选项: A:the extent to which the less powerful members of organizations and institutions accept and expect that power is distributed unequally B:the power of multinational organizations C:the power differential between developed and less developed countries D:the power difference between men and women
15.
Power distance is a conceptual was developed by Hofstede to describe选项: A:the power differential between developed and less developed countries B:the extent to which the less powerful members of organizations and institutions accept and expect that power is distributed unequally C:the power difference between men and women D:the power of multinational organizations
16.
Which one of the following macro for square calculation will not cause ambiguity in any case? 选项: A:#define POWER(x) x*x; B:#define POWER(x) (x)*(x); C:#define POWER(x) ((x)*(x)); D:#define POWER(x) (x*x)
17.
Which of the following is TRUE about high power distance culture? 选项: A、Institutional and organizational power is distributed equally. B、The decisions of the power holders are accepted. C、Inequality in society should be minimized. D、The decisions of the power holders are challenged.
18.
Which one of the following macro for square calculation will not cause ambiguity in any case? 选项: A:#define POWER(x) x*x; B:#define POWER(x) (x)*(x); C:#define POWER(x) (x*x); D:#define POWER(x) ((x)*(x))
19.
The steering system may consist of ______. 选项: A:control equipment, B:a power unit C:a transmission system D:all of the other choices
20.
词汇与结构 Hydraulic power is one of the power sources which are widely used in modern airplanes to operate various airplane units and________.
21.
The personal power that affects the source of power of leaders in entrepreneurial teams includes ( ) 选项: A、Reward power B、Legal power C、Inductive power D、Punitive power E、Proprietary power
22.
Gary is concerned that the environmental controls in his organization’s data center may not be effectively controlling humidity. Which of the following circumstances may result from humidity issues? (Select all that apply.) 选项: A: Static electricity damaging equipment B: Fires in power supplies C: Corrosion of equipment D: Physical access control failures
23.
【单选题】Which of these is NOT given as an example of "Beauty is power"?
24.
Correct understanding of the nature of engineering is of great significance to China, which is developing from a big manufacturing power to a strong manufacturing power.选项: A:正确; B:错误
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